Sea-90 Sea Mineral Fertilizer repackaged from bulk into 8 oz resealable bags. Contains more than 90 minerals and trace elements .and 50,000 organic compounds 100% Natural Water Soluble Nutrients. Energize soil and improve microbial activity. OMRI listed (Organic Materials Review Institute). For production of all garden crops, wheat grass, Hydroponics, Aquaponics and Compost Tea. Directions for use: Garden Soil: Broadcast 8 oz. per 100 sq ft annually; Foliar: Mix 1/2 tsp per gallon and apply every 7-10 days; Drench: Mix 1 tsp per gallon water and apply weekly; Hydroponics: 1/2 tsp per gallon nutrient solution; Aquaponics: 5 lb per 20 gallons water for salt water fish or 1 lb per 100 gallons for fresh water fish; Compost Tea: 8 oz per 50 gallons added before brewing.